Home / 19,807.37-29,640.27-17,205.51

Finding the Fourth Proportional to 19,807.37, 29,640.27 and 17,205.51

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Solution

The fourth proportional to 19,807.37, 29,640.27 and 17,205.51 is: 25,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,807.37 : 29,640.27 = 17,205.51 : x
  2. Step 2: Convert to fraction form
    19,807.37/29,640.27 = 17,205.51/x
  3. Step 3: Cross multiply
    19,807.37x = 29,640.27 × 17,205.51
  4. Step 4: Simplify right side
    19,807.37x = 509,975,961.89
  5. Step 5: Solve for x
    x = 509,975,961.89/19,807.37
  6. Step 6: Final answer
    x = 25,746.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.